Art Deco diamond and onyx slim strap bracelet by Cartier, c.1920, with a line of round brilliant cut diamonds along the openwork middle, framed by calibre cut onyx and single cut diamonds alternating at the articulated link sections, mounted in platinum, signed 'CARTIER' and with serial number 6441544
Early 20th century white and coloured diamond line bracelet, c.1910, alternating brownish-yellow with brownish-pink and white old brilliant cut diamonds to the middle, graduated and collet set,